Handle for a countertop oven



FIG. 1 is a perspective view of a handle for a countertop oven showing our new design;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a rear elevation view thereof; and,

FIG. 7 is a bottom plan view thereof.

The oven in FIGS. 1-6 is shown in broken lines for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a handle for a countertop oven, as shown and described. 